@media only screen and (min-width: 840px) {
    header {
        font-size: 16px;
        line-height: 44px;
        height: 44px;
    }
    header .cover {
        height:44px;
    }
    header nav {
        display: block !important;
        position:absolute;
        top:0;
        left: 10%;
        width: 80%;
    }
    header nav li {
        float: left;
        width: 10%;
        height: 44px;
    }

    header a {
        display: block;
        width: 100%;
        text-align: center;
    }
    
    .logo {
        background: url(../img/apple.png) no-repeat center 8px;
        background-size: 25px;
    }

    .logo:hover {
        background: url(../img/apple-hover.png) no-repeat center 8px;
        background-size: 25px;
    }
    header .search {
        background: url(../img/search.png) no-repeat center 8px;
        background-size: 25px;
    }
    header .search:hover {
        background: url(../img/search-hover.png) no-repeat center 8px;
        background-size: 25px;
    }
    header .lock {
        background: url(../img/lock.png) no-repeat center 8px;
        background-size: 25px;
    }
    header .lock:hover {
        background: url(../img/lock-hover.png) no-repeat center 8px;
        background-size: 25px;
    }
    

    .slide {
        height: 650px;
    }
    .slide-box {
        position: absolute;
        height: 100%;
    }
    .slide-box li {
        width: 20%;
    }
    .slide-box a {
        display: block;
    }
    .slide h1 {
        font-size: 40px;
        line-height: 50px;
    }
    .slide p {
        font-size: 26px;
    }
    #l1 a {
        background-position: center 70%,center 25%;
    }
    #l2 a {
        background-position:  center bottom, center 24%,center 34%;
    }
    #l3 a {
        background-position:  center bottom, center 15%;
    }
    #l4 a {
        background-position:  center 12%, center 22%,center;
    }
    #l5 a {
        background-position:  center 55%, center 65%,center 0;

    }

    /*dots*/
    .slide .dots {
        left: 44%;
    }
    /*中间图片*/
    .pic li {
        width: 25%;
    }
    .pic li:nth-child(1) {
        background: url(../img/mid-pic/whereisthelove_medium.jpg) center;
    }
    .pic li:nth-child(2) {
        background: url(../img/mid-pic/swift_playground_medium.jpg) center;
    }
    .pic li:nth-child(3) {
        background: url(../img/mid-pic/accessories_medium.jpg) center;
    }
    .pic li:nth-child(4) {
        background: url(../img/mid-pic/event_teaser_medium.jpg) center;
    }

    /*Donate*/
    .donate {
        height: 66px;
        line-height: 66px;
    }
    .donate p {
        float: left;
        width: 60%;
        height: 100%;
        box-sizing: padding-box;
    }
    .donate .p1 {
        width: 40%;
        direction: rtl;
        background: url(../img/redcross_banner_large.jpg) no-repeat 92% center;
    }
    .donate .p1 a {
        display: inline-block;
        height: 30px;
        margin-top: 15px;
        width: 210px;
        border-right: 1px solid #ccc;
    }

    /*footer*/
    footer section {
        width: 75%;
    }
    footer .sec {
        width: 20%;
        float: left;
    }
    footer .sec dl {
        margin: 24px 0;
    }
    footer .sec dt {
        font-weight: 400;
        line-height: 2;
        color: #000;
    }
    footer .sec a {
        line-height: 1.5;
        color: #666;
    }
    footer .sec span {
        display: none;
    }

    footer .note {
        width: 100%;
        height: 36px;
        line-height: 36px;
        border-bottom: 1px solid #e1e1e1;
    }
}
